Direct counting of calcium-47 and strontium-85 in biological samples.
D000818:Animals; D002127:Calcium Isotopes / Q000032:analysis*; D008722:Methods; D011874:Radiometry; D051381:Rats; D013325:Strontium Isotopes / Q000032:analysis*
D002127:Calcium Isotopes; D013325:Strontium Isotopes